Create CONTROLFILE fails due to errors ORA-17503 ORA-27047 ORA-01565 ORA-01503 after patch 20877677 was installed on AIX (Doc ID 2057257.1)

Last updated on SEPTEMBER 05, 2017

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.4 and later
IBM AIX on POWER Systems (64-bit)

Symptoms

Cannot  Create Control file, failing  with errors 

ORA-01503 Create Controlfile failed
ORA-01565 error in identifying file '/xxxxxxxxxx.dbf'
ORA-17503 ksfdopn:8 Failed to open file /xxxx/xxxx/xxx.dbf
ORA-27047 unable to read the header block of file
Additional information:9

Similar errors might occurs while opening database

For example :-

ORA-01157: cannot identify/lock data file 1 - see DBWR trace file
ORA-01110: data file 1: '/data/db01/dialdev2/system01.dbf'

Changes

The following patch is installed

ORACLE DATABASE Patch for Bug# 20877677 for IBM AIX on POWER Systems (64-bit) Platforms

Cause

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